I agree with the others who said neither one of you is being much of a friend. I'd suggest backing away from the friendship and moving on.

Do her parents know she's having sex with a 22 year old? Telling an adult would stop that right there. Telling him she's only 14 would probably stop it too, without getting him arrested.
When are women going to face the fact that they donít know their own bodies as well as men who have heard things?

Don Langrick
Bonsai Culturist